Transcription of LTE NETWORK ARCHITECTURE EVOLUTION - Aalto …
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LTE NETWORK ARCHITECTURE EVOLUTION - Aalto …
LTE NETWORK ARCHITECTURE EVOLUTION Ville Eerola Helsinki University of Technology Abstract The aim of this paper is to give an overview of current mobile NETWORK ARCHITECTURE and the step by step approach to the Long Term EVOLUTION (LTE). Also this paper tries to present the advantages why operators are willing to invest to new technology. The path to LTE will include many improvements to NETWORK elements in existing mobile networks. This paper will concentrate also to describe the main functions of the most important NETWORK elements. Key Words Long term EVOLUTION , LTE, UMTS, HSPA, Flat ARCHITECTURE 1. Introduction Nokia Siemens Networks (Nokia Siemens Networks) and UMTS forum (UMTS Forum, 2009) argues that data traffic in existing WCDMA/HSPA and CDMA networks is growing dramatically year by year. This causes a need for mobile operators to update their existing networks to match growing data needs.
LTE NETWORK ARCHITECTURE EVOLUTION Ville Eerola Helsinki University of Technology ville.eerola@tkk.fi Abstract The aim of …
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